JP2017004586A5 - - Google Patents

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Publication number
JP2017004586A5
JP2017004586A5 JP2016075042A JP2016075042A JP2017004586A5 JP 2017004586 A5 JP2017004586 A5 JP 2017004586A5 JP 2016075042 A JP2016075042 A JP 2016075042A JP 2016075042 A JP2016075042 A JP 2016075042A JP 2017004586 A5 JP2017004586 A5 JP 2017004586A5
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JP
Japan
Prior art keywords
reader
layer
shield structure
synthetic antiferromagnetic
leader
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2016075042A
Other languages
Japanese (ja)
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JP2017004586A (en
Filing date
Publication date
Priority claimed from US14/740,116 external-priority patent/US20160365104A1/en
Application filed filed Critical
Publication of JP2017004586A publication Critical patent/JP2017004586A/en
Publication of JP2017004586A5 publication Critical patent/JP2017004586A5/ja
Pending legal-status Critical Current

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Claims (5)

リーダ構造であって、
第１のリーダを含み、前記第１のリーダは、
センサスタックと、
頂部シールド構造とを含み、前記頂部シールド構造は、合成反強磁性シールド構造を含み、前記合成反強磁性シールド構造は、
少なくともＮｉＦｅの層と不純物添加物とを含む基準層と、
ＲＫＫＹ結合層と、
固定層とを含む、リーダ構造。 A leader structure,
A first reader, wherein the first reader
Sensor stack,
A top shield structure, the top shield structure comprises a synthetic antiferromagnetic shield structure, and the synthetic antiferromagnetic shield structure comprises
A reference layer comprising at least a NiFe layer and an impurity additive;
RKKY joint layer,
Leader structure, including fixed layers. 前記第１のリーダからダウントラック方向において位置決めされる第２のリーダをさらに含み、前記第２のリーダは、
センサスタックと、
頂部シールド構造とを含み、前記頂部シールド構造は、合成反強磁性シールド構造を含み、前記合成反強磁性シールド構造は、
少なくともＮｉＦｅの層と不純物添加物とを含む基準層と、
ＲＫＫＹ結合層と、
固定層とを含む、請求項１に記載のリーダ構造。 The system further includes a second reader positioned in a downtrack direction from the first reader, the second reader including:
Sensor stack,
A top shield structure, the top shield structure comprises a synthetic antiferromagnetic shield structure, and the synthetic antiferromagnetic shield structure comprises
A reference layer comprising at least a NiFe layer and an impurity additive;
RKKY joint layer,
The reader structure according to claim 1, comprising a fixed layer. 前記不純物添加物は耐熱性材料である、請求項１に記載のリーダ構造。   The reader structure according to claim 1, wherein the impurity additive is a heat resistant material. リーダ構造であって、
第１のリーダを含み、前記第１のリーダは、
センサスタックと、
頂部シールド構造とを含み、前記頂部シールド構造は、合成反強磁性構造を含み、前記合成反強磁性構造は、
少なくとも非晶質の磁性材料の層を含む基準層と、
ＲＫＫＹ結合層と、
固定層とを含む、リーダ構造。 A leader structure,
A first reader, wherein the first reader
Sensor stack,
And a top shield structure, said top shield structure comprising a synthetic antiferromagnetic structure, said synthetic antiferromagnetic structure comprising
A reference layer comprising at least a layer of amorphous magnetic material;
RKKY joint layer,
Leader structure, including fixed layers. リーダ構造であって、
第１のリーダを含み、前記第１のリーダは、
センサスタックと、
頂部シールド構造とを含み、前記頂部シールド構造は、合成反強磁性構造を含み、前記合成反強磁性構造は、
挿入層と、
少なくともＮｉＦｅの層と不純物添加物とを含む基準層と、
ＲＫＫＹ結合層と、
固定層とを含む、リーダ構造。 A leader structure,
A first reader, wherein the first reader
Sensor stack,
And a top shield structure, said top shield structure comprising a synthetic antiferromagnetic structure, said synthetic antiferromagnetic structure comprising
An insertion layer,
A reference layer comprising at least a NiFe layer and an impurity additive;
RKKY joint layer,
Leader structure, including fixed layers.
JP2016075042A 2015-06-15 2016-04-04 Magnetoresistive sensor fabrication Pending JP2017004586A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/740,116 US20160365104A1 (en) 2015-06-15 2015-06-15 Magnetoresistive sensor fabrication
US14/740,116 2015-06-15

Publications (2)

Publication Number Publication Date
JP2017004586A JP2017004586A (en) 2017-01-05
JP2017004586A5 true JP2017004586A5 (en) 2019-04-25

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016075042A Pending JP2017004586A (en) 2015-06-15 2016-04-04 Magnetoresistive sensor fabrication

Country Status (2)

Country Link
US (2) US20160365104A1 (en)
JP (1) JP2017004586A (en)

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US10783907B1 (en) * 2019-09-04 2020-09-22 Seagate Technology Llc Reader with bi-layered side shields

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